Router base



FIG. 1 is a front perspectve view of a routher base showing our newdesign;

FIG, 2 is a left side elevational view;

FIG. 3 is a right side elevational view;

FIG. 4 is a rear elevational view;

FIG. 5 is a front side elevational; and,

FIG. 6 is a top plan view.

The ornamental design for a router base, as shown and described.